Stressful events can permanently damage your heart and increase your risk of death. Scientists have been discovering more about it.

The flu shot decrease the risk of heart attacks in healthy individuals, according to research. Here, pipettes containing immune cells for testing against possible flu vaccines are seen at the National Institutes of Health in Bethesda, Md., in 2017.
(AP Photo/Carolyn Kaster)
October 31, 2018

As luxury housing developments swallow up agricultural land, they also diminish our food security and health.

In low-resource settings many patients cannot access the tests they need for accurate diagnosis, treatment and a chance of survival. Here, patients wait in the Edna Adan University Hospital in Somalia, 2010.
(Shutterstock)
June 6, 2018